81089704

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 154419840

約数和(自身を除く): 73330136

約数列:

[1, 2, 4, 8, 113, 226, 271, 331, 452, 542, 662, 904, 1084, 1324, 2168, 2648, 30623, 37403, 61246, 74806, 89701, 122492, 149612, 179402, 244984, 299224, 358804, 717608, 10136213, 20272426, 40544852, 81089704]

約数ペア:

[(1, 81089704), (2, 40544852), (4, 20272426), (8, 10136213), (113, 717608), (226, 358804), (271, 299224), (331, 244984), (452, 179402), (542, 149612), (662, 122492), (904, 89701), (1084, 74806), (1324, 61246), (2168, 37403), (2648, 30623)]